Model T Ignition Coil Powered Tesla Coil
Built for John Grizzy - "OSHA-Prof T-Coil"


Original setup found unsatisfactory (primary too close!)

New setup with ribbon primary



Model T Coil is removable, contacts being made with flat formed copper springs.  Point plane spark gap (Tungsten),
.002 mfd doorknob cap rated at 40kV.

Side view



64 TPI coil, threaded form.  Primary interleaved with a textile material.

Lighting a Tesla bulb

Lots of effluve

Thin sparks



Wispy sparks

When the gap opened and interrupter adjusted Phantom streams 2" long issue from each pole.



Short but hot discharges from almost closed gap 


Linda A stopped by from LA - she has the amazing original Ajax Coil of Frederick Finch Strong

(C) Jeff Behary, 2011